<div id="loginBox" class="outer">
    <div class="login-cover"></div>
    <div class="login-modal">
        <h4>登录</h4>
        <form action="">
            <div class="input-box">
                <input class="text" type="text" id="userId"/>
                <span class="placeholder">账号</span>
            </div>
            <div class="input-box">
                <input class="text" type="password" id="password"/>
                <span class="placeholder">密码</span>
            </div>
            <input type="submit" value="登录"/>
        </form>
    </div>
</div>
